11938163 has 2 divisors, whose sum is σ = 11938164. Its totient is φ = 11938162.

The previous prime is 11938159. The next prime is 11938183. The reversal of 11938163 is 36183911.

It is a weak prime.

It is an emirp because it is prime and its reverse (36183911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11938163 - 2² = 11938159 is a prime.

It is not a weakly prime, because it can be changed into another prime (11938103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5969081 + 5969082.

It is an arithmetic number, because the mean of its divisors is an integer number (5969082).

Almost surely, 2^11938163 is an apocalyptic number.

11938163 is a deficient number, since it is larger than the sum of its proper divisors (1).

11938163 is an equidigital number, since it uses as much as digits as its factorization.

11938163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 32.

The square root of 11938163 is about 3455.1646849318. The cubic root of 11938163 is about 228.5489172212.

The spelling of 11938163 in words is "eleven million, nine hundred thirty-eight thousand, one hundred sixty-three".